-73.21% is the change from 866 to 232
Calculation steps:
[( 232 - 866 ) ÷ 866] x 100 = -73.21%
Formula
Percentage change = [(232 - 866) / 866] x 100
Subtract the new number by the original number
232 - 866 = -634
-634 ÷ 866 = -0.7321016166281755
-0.7321016166281755 x 100 = -73.21%